Transit and Heavy Rails
- Amtrak
- Alstom Signaling Inc. – New York
- Atlanta Rapid Transit Authority
- Balfour Beaty – Atlanta, GA
- Bombadier – Commuter locomotive builder and commuter service
- Bunge North America
- Burlington Northern Santa
- Caltrain
- Canadian National Rail (CNR)
- Keolis Commuter Services
- Los Angeles Transit
- Metrolink – Pamona, CA
- Norfolk Southern Railway – Roanoke VA
- Sacramento Transit
- Santa Clara Transit
- San Francisco Municipal Transit
- San Francisco Cable Cars
- Transit America – Oceanside, CA
- Union Pacific Railroad – Omaha, NE
- Wisconsin Central LTD. – Montreal, Canada